21974080 Volvo B11R D11K Water Pump

What does a water pump do?

This water pump serves as a critical component within the engine cooling system, responsible for circulating coolant between the engine and the radiator to maintain optimal operating temperatures. Built with high-strength components, it ensures reliable performance under heavy-duty operating conditions.

Compatible vehicles and engines

This specific model is designed to fit Volvo B11R vehicles equipped with D11K engines. It provides precise fitment for these heavy commercial vehicle applications, ensuring the cooling system functions as intended during demanding service cycles.

Installation and maintenance

When performing routine maintenance, it is recommended to inspect the pump alongside the timing belt or alternator belt service. Technicians should check for signs of coolant leakage from the weep hole or unusual bearing noise to prevent engine overheating.

Troubleshooting and selection

Maintaining a stable cooling loop is essential for engine longevity in heavy-duty trucks and construction machinery. Consult your authorized distributor for further technical details.

OE cross-reference

525.03.0009 (Water Pump Water Pumps) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 21974080.